Due to the fact our tools have change so little over the years I use chisels passed down and bought from car boots that are over 100 years old every day. It's a tradition to pass chisels down to your apprentice that have your mark on them (mine is XII) I have a couple that have the mark on of my apprentice master give in the 80's, his master's 1940's, his 1920's and finally his master given around 1890.

How about small scale stone carving whether soap stone or lots areas have a local soft limestone or sandstone. Try local quarries, garden supplies, etc. if you can scratch it with your keys easily there's a good chance you can do something with it.